Re: [PATCH 3/4] pinctrl: stm32: Implement .get_direction gpio_chip callback

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Hi Linus,

On 04/24/2017 02:37 PM, Linus Walleij wrote:
On Fri, Apr 7, 2017 at 5:10 PM, Alexandre TORGUE
<alexandre.torgue@xxxxxx> wrote:

Add .get_direction() gpiochip callback in STM32 pinctrl driver.

Signed-off-by: Alexandre TORGUE <alexandre.torgue@xxxxxx>

(...)
+#include <linux/gpio.h>

No this is wrong, drivers should never include this file.
It is a deprecated consumer header.

+       if ((alt == 0) && (mode == 0))
+               ret = GPIOF_DIR_IN;
+       else if ((alt == 0) && (mode == 1))
+               ret = GPIOF_DIR_OUT;

Just return 0 or 1, that is the driver-internal API.

Ok. I will fix it in V2.

Thanks
Alex


Yours,
Linus Walleij

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